Harman Kardon FESTIVAL 80 (serv.man2) Service Manual ▷ View online
P R E L I M I N A R Y R E L E A S E
3 6
Component Audio System
Harman Kardon
Festival 60/80
ADJUSTMENT Festival 60/80 US (AMP UNIT)
Adjustment Item
Idling Current Adjustment
Condition
Set the Function selector to the “CD” position
Set the Volume control to minimum
Make the adjustment at a room temperature of 77
Make the adjustment at a room temperature of 77
°
F(25
°
C)
Equipment
DC DIGITAL VOLT METER
Connection
Connect the Digital Volt Meter to TP401(-), TP403(+)
Connect the Digital Volt Meter to TP404(-), TP402(+)
Adjustment Point
VR401(L channel)
VR402(R channel)
Adjustment Method
Adjust the VR401 so that the Digital Volt Meter read 33±0.5mV.
Adjust the VR402 so that the Digital Volt Meter read 33±0.5mV.
After the above adjustment, leave the unit with its power on for longer than
3 minutes and then repeat the same adjustment.
VR401
VR402
TP402(+)
TP401(-)
TP404(-)
TP403(+)
R464
R465
R466
R463
P R E L I M I N A R Y R E L E A S E
3 7
Component Audio System
Harman Kardon
Festival 60/80
US AM ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
AM Adjustment
Condition
Set the Function selector to the “AM” position.
Equipment
DIGITAL VOLT METER
AM SIGNAL GENERATOR and LOOP ANTENNA
2 CH VOLT METER
OSCILLOSCOPE
AM ANTENNA COIL
See Fig.1 and Fig.4
on page XX
Connection and Set Up
INPUT: AM ANTENNA TERMINAL
Input 600kHz(400Hz, 30% modulation), 282uV/m(49dBuV/m) ot the Loop
Antenna of a Unit.
OUTPUT: P203(-) and JP204(+) for Frequency Range adjustment.
See Fig.1 and Fig.4
on page XX
Adjustment Point
1. MW OSC of RF215 (Orange core) for Frequency Range.
2. T231 for IF(Inter Frequency).
3. MW ANT. Coil of RF215 (Black core) for Tracking.
Adjustment Method
1. Frequency Range - Set the tuning frequency of UNIT to 600kHz.
Adjust RF215 (Orange core) so that leading of DC VOLT METER reads 1.8
±
0.
2. IF - Adjust T231 so that output level reads maximum.
3. Tracking - Adjust RF215 (Black core) so that output level reads maximum.
US FM ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
FM Adjustment
Equipment
DIGITAL VOLT METER
FM SIGNAL GENERATOR and DUMMY ANTENNA (Fig.3)
FM STEREO SIGNAL GENERATOR
2CH VOLT METER
OSCILLOSCOPE
2ch DISTORTION METER
See Fig.2 and Fig.5
on page XX
Connection and Set Up
INPUT: FM ANTENNA TERMINAL
Input 97.9MHz, 65.2dBf, 1kHz, 75kHz deviation for Discriminator adjustment.
Input 1kHz, L+R=46%, R-L=46%, Pirot 9% from STEREO SIGNAL
GENERATOR through FM S.S.G with 97.9MHz, 65.2dBf, 75kHz deviation.
OUTPUT: JP226(-) and JP225(+) for Discriminator adjustment. Lch/Rch output (LCN251)
Multiplex adjustment. See Fig.5
on page XX
(A)
Load Type SSG (W/75ohms Dummy): 60dBuV (SG)+65.2dBf (ANTENNA)
Open Type SSG (W/75ohms Dummy): 66dBuV EMF (SG)+65.2dBf (ANTENNA)
P R E L I M I N A R Y R E L E A S E
3 8
Component Audio System
Harman Kardon
Festival 60/80
...
US FM ADJUSTMENT Festival 60/80 (TUNER UNIT)
CONTINUED
Adjustment Point
1. Discriminator (Fig.2)
2. VR251 for Multiplex adjustment.
3. VR231 for Signal Indicator Sensitivity adjustment.
Adjustment Method
1. Discriminator (Fig.2)
Adjust T232 so that leading of DIGITAL VOLT METER reads 0V
±
30mV.
Adjust T233 and TU201 so that distortion level reads minimum.
Adjust above both adjustment several times.
2. Multiplex (Fig.5)
Adjust VR251 so that Separation Ratio “Lch to Rch” and “Rch to Lch”
reads maximum and even level.
3. Signal Indicator Sensitivity (Fig.2)
(A)
Input signal 97.9kHz, 35.2dBf, 1kHz, 75kHz Deviation.
Adjust VR231 so that Signal (TUN.) Indicator just barely turns on.
Input signal 97.9kHz, 34.2dBf, 1kHz, 75kHz Deviation.
Confirm Signal (TUN.) Indicator turns off.
US RDS ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
RDS Adjustment
Condition
Set the Function selector to the “FM” position.
Equipment
DIGITAL VOLT METER
FM SIGNAL GENERATOR and DUMMY ANTENNA (Fig.3)
RDS MODULATOR
2 CHANNEL VOLT METER
OSCILLOSCOPE
2 CHANNEL DISTORTION METER
See Fig.6
on page XX
Connection and Set Up
INPUT: FM ANTENNA TERMINAL
Input 97.9MHz, 35.2dBf, 1kHz, 75kHz deviation and set PS, AF or PTY.
(A)
Load Type SSG (W/75ohms Dummy): 60dBuV (SG)=65.2dBf (ANTENNA),
Open Type SSG (W/75ohms Dummy): 66dBuV EMF (SG)+65.2dBf (ANTENNA)
Confirmation Method
1. PS: A Program Service Name.
AF: A List of Alternative Frequency.
PTY: A Program Type.
P R E L I M I N A R Y R E L E A S E
3 9
Component Audio System
Harman Kardon
Festival 60/80
European MW (AM) ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
MW (AM) Adjustment
Condition
Set the Function selector to the “MW” position.
Equipment
DIGITAL VOLT METER
AM SIGNAL GENERATOR and LOOP ANTENNA
2 CHANNEL VOLT METER
OSCILLOSCOPE
AM ANTENA COIL
See Fig.1 and Fig.4
on page XX
Connection and Set Up
INPUT: AM ANTENNA TERMINAL
For OSC and IF: Input 603kHz(400Hz, 30% modulation), 282uV/m(49dBuV/m)
to the Loop Antenna of a Unit.
For Tracking: Input 999kHz(400Hz, 30% moidulation), 159uv/m(44dBuV/m) to the Loop
Antenna of a Unit.
OUTPUT: JP203(-) and JP204(+) for Frequency Range adjustment.
Lch/Rch output(LCN251) Inter Frequency and Tracking adjustment.
See Fig.1 and Fig.4
on page XX
Adjustment Point
1. MW OSC of RF215 (Black core) for Frequency Range.
2. T231 for IF(Inter Frenquency).
3. MW ANT. Coil of RF215 (Yellow core) for Tracking.
Adjustment Method
1. Frequency Range
Set the tuning frequency of unit to 603Hz.
Adjust RF215 (Black core) so that leading of DC VOLT METER reads 1.9
Adjust RF215 (Black core) so that leading of DC VOLT METER reads 1.9
±
0.1V
2. IF
Set the tuning frequency of unit to 999kHz.
Adjust T231 so that output level reads maximum.
3. Trackng
Adjust RF215 (Yellow core) so that output level reads maximum.
European LW (AM) ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
LW (AM) Adjustment
Condition
Set the Function selector to the “LW” position.
Equipment
DIGITAL VOLT METER
AM SIGNAL GENERATOR and LOOP ANTENNA
2 CHANNEL VOLT METER
OSCILLOSCOPE
AM ANTENA COIL
See Fig.1 and Fig.4
on page XX
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